public class Meal{
    //food和drink是部件
    private String food;
    private String drink;
    public void setFood(String food){
        this.food=food;
    }
    public void setDrink(String drink){
        this.drink=drink;
    }
    public String getFood(){
        return (this.food);
    }
    public String getDrink(){
        return (this.drink);
    }
}